Coffea arabica "Castillo" seeds, Arabica coffee tree

The **Coffea arabica**, or coffee plant, is a tropical plant cultivated for its coffee beans. Sowing its seeds can be a rewarding experience, but it requires some patience and specific conditions. Here is a detailed guide to successfully sowing **Coffea arabica** seeds.

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### **Materials needed:**
- Coffee beans.
- Light and well-draining substrate (seedling soil, coconut fiber, sand, or perlite).
- Pots or small containers.
- Plastic film or mini-greenhouse (optional).
- Warm water.
- Spray bottle.

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### **Sowing Stages:**

#### 1. **Seed preparation:**
- **Cleaning:**
- If the seeds are still surrounded by pulp (coffee cherry), remove it carefully, then wash the seeds in warm water.
- **Soaking:**
- Soak the seeds in lukewarm water for **24 to 48 hours** to rehydrate their outer layer and activate germination.

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#### 2. **Substrate preparation:**
- Mix seed starting mix with sand or perlite to ensure good aeration and drainage.
- Fill the pots or containers with this substrate and tamp it down lightly.

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#### 3. **Sowing the seeds:**
- Place the seeds flat (flat side down) on the substrate.
- Cover them lightly with a thin layer of substrate (approximately **1 cm**).
- Lightly press down to hold the seeds in place.

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#### 4. **Watering and humidity:**
- Moisten the substrate with a spray bottle or a watering can with a fine mist. Ensure that it is moist but not waterlogged.
- Cover the pots with plastic film or place them in a mini-greenhouse to retain moisture.

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#### 5. **Germination conditions:**
- **Temperature:** Maintain a constant temperature of **25 to 30 °C**. Coffee plants need warmth to germinate properly.
- **Humidity:** Ensure constant humidity by regularly checking that the substrate remains moist.
- **Light:** Place the pots in a bright location, but out of direct sunlight.

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#### 6. **Germination:**
- **Coffea arabica** seeds take time to germinate. Germination can last between **1 and 3 months**, or even longer, depending on the conditions.

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### **Post-germination care:**

#### 1. **Remove the cover:**
- Once the seedlings appear, remove the plastic film or open the mini-greenhouse to avoid excessive condensation.

#### 2. **Exposure to light:**
- Place the young plants in a bright location, but out of direct sunlight, to prevent them from burning.

#### 3. **Watering:**
- Keep the substrate slightly moist, but not too wet to avoid rot.

#### 4. **Lightening:**
- If several seeds have germinated in the same pot, transplant each seedling into an individual pot when they reach approximately **5 to 10 cm** in height.

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### **Transplanting and growing young plants:**

#### 1. **Transplanting:**
- When the plants reach approximately **15 cm** in height and develop several leaves, transplant them into larger pots with a rich, well-drained potting mix.
- You can optionally add some compost or organic fertilizer to promote their growth.

#### 2. **Growing conditions:**
- **Exposure:** The coffee plant prefers indirect or filtered light, especially in its early years.
- **Temperature:** Maintain a temperature of **18 to 25 °C** for optimal growth.
- **Watering:** Water regularly, but allow the substrate to dry slightly between waterings.

#### 3. **Growth:**
- The coffee tree grows slowly. It will take **3 to 4 years** for it to start producing flowers and fruit under good conditions.

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### **Additional tips:**


1. **Ideal climate:**
- If you live in a tropical or subtropical climate, the coffee plant can be planted outdoors. Otherwise, grow it in a pot indoors or in a greenhouse.

2. **Fertilizer:**
- Add a fertilizer rich in nitrogen and potassium to stimulate growth and flowering.

3. **Wintering:**
- In winter, place the coffee plant in a bright location and maintain a temperature above 15°C.

4. **Patience:**
- Coffee cultivation is a long-term project, but it can be very rewarding.